Online calculators without articles.

Online calculators in the table below have no description articles. The article is an important element of Planetcalc. An articleless online calculator commonly is unpopular simply because Internet users cannot find it. Please help Planetcalc by writing a description article for one of the following calculators:

Sunrise and sunset time This online calculator is intended for sunrise and sunset time calculation for given place and date. The calculator algorithm is obtained from the great book of Oliver Montenbruck and Thomas Pfleger "Astronomy on the Personal Computer".

Repeated Word Heatmap This calculator can help avoid unwanted word repetition in prose.
It counts the number of occurrences of each word in the document, both globally, and within the "sliding window" distance before and after each word. It highlights the words which are used frequently near each other..

Repeated Word Heatmap This calculator can help avoid unwanted word repetition in prose.
It counts the number of occurrences of each word in the document, both globally, and within the "sliding window" distance before and after each word. It highlights the words which are used frequently near each other..

Monthly issue number generator Issue Number Generator for unnumbered magazines & comics & newspapers. If magazine did not print issue numbers, only dates, it can number them all, f.e. all Sundays starting with specified date up to specified date.

Monthly issue number generator Issue Number Generator for unnumbered magazines & comics & newspapers. If magazine did not print issue numbers, only months, it can number them all, f.e. all months starting with specified date up to specified date